168404805

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73379}}^1$

素因数の和:73410

約数の個数: 32

約数和(自身を含む): 317001600

約数和(自身を除く): 148596795

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 73379, 220137, 366895, 660411, 1100685, 1247443, 1981233, 3302055, 3742329, 6237215, 9906165, 11226987, 18711645, 33680961, 56134935, 168404805]

約数ペア:

[(1, 168404805), (3, 56134935), (5, 33680961), (9, 18711645), (15, 11226987), (17, 9906165), (27, 6237215), (45, 3742329), (51, 3302055), (85, 1981233), (135, 1247443), (153, 1100685), (255, 660411), (459, 366895), (765, 220137), (2295, 73379)]